| Richardson to Spello | 5,552.44 mi (8,935.79 km) |
| Richardson to Spilamberto | 5,422.90 mi (8,727.32 km) |
| Richardson to Spilimbergo | 5,432.02 mi (8,741.98 km) |
| Richardson to Spinea | 5,429.67 mi (8,738.21 km) |
| Richardson to Spoleto | 5,562.56 mi (8,952.08 km) |
| Richardson to Spoltore | 5,634.12 mi (9,067.23 km) |
| Richardson to Spresiano | 5,421.41 mi (8,724.91 km) |
| Richardson to Squinzano | 5,879.41 mi (9,461.99 km) |
| Richardson to Statte | 5,839.22 mi (9,397.32 km) |
| Richardson to Stezzano | 5,324.19 mi (8,568.46 km) |
| Richardson to Strada | 5,473.17 mi (8,808.21 km) |
| Richardson to Stradella | 5,332.11 mi (8,581.20 km) |
| Richardson to Striano | 5,720.89 mi (9,206.89 km) |
| Richardson to Subiaco | 5,613.60 mi (9,034.21 km) |
| Richardson to Sulmona | 5,642.58 mi (9,080.85 km) |
